Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Helen Marie Mahoney, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1922104512

Helen Marie Mahoney, MD is an Obstetrics & Gynecology Physician in Los Alamitos, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

5242 Katella Ave Ste 106
Los Alamitos, CA 90720-2820
Phone: (562) 431-5103
Fax: (562) 431-5124
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence G62235 (CA)

Record details

NPI number1922104512
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 15, 2006
Last updated in NPPESAugust 31, 2010

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